TWI

Description

The EVK1101 provides one integrated TWI Interface to interface device in TWI (EEprom,...)


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Pinout

The TWI Interface is only four holes in pitch 2.54 mm. It provides an easy probe area (connector J12). 3.3 V is connected on pin 1 and GND is connected on pin 4 of connector J12.
The TWI Interface follows the pinout:

J12 pin number Description GPIO Name Alternate function used
2 Two wire serial data PA 10 SDA
3 Two wire serial clock PA 9 SCL

see below the hardware schematic :

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